Debt (Details) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2016	Dec. 31, 2015
Debt Instrument [Line Items]
Long-term debt, gross	$ 232.3	$ 299.2
Less: current portion of long-term debt	2.5	69.3
Less: unamortized debt issuance costs	0.9	1.0
Long-term debt, excluding current portion	228.9	228.9
Euro Note B Due 2016 [Member]
Debt Instrument [Line Items]
Long-term debt, gross		66.8
Revolving credit facility, due 2020 [Member]
Debt Instrument [Line Items]
Long-term debt, gross	28.1	27.1
Line of credit facility, current borrowing capacity	300.0
Line of credit facility outstanding borrowings, Yen	4.9
Line of credit facility outstanding borrowings, Euro	23.2
Letters of Credit Outstanding, Amount	3.0
Line of Credit Facility, Remaining Borrowing Capacity	268.9
Term Loan Due 2018 [Member]
Debt Instrument [Line Items]
Long-term debt, gross	36.0	37.1
Current portion of long-term debt	$ 2.5
Debt term	5 years
Notes Payable due 2019 [Member]
Debt Instrument [Line Items]
Long-term debt, gross	$ 0.2	0.2
Series A Notes, Due 2022 [Member]
Debt Instrument [Line Items]
Long-term debt, gross	42.0	42.0
Series B Notes, Due 2024 [Member]
Debt Instrument [Line Items]
Long-term debt, gross	53.0	53.0
Series C Notes, Due 2027 [Member]
Debt Instrument [Line Items]
Long-term debt, gross	$ 73.0	$ 73.0